Solve the problem.Suppose that the velocity of a falling body is v = ks2 (k a constant) at the instant the body has fallen s meters from its starting point. Find the body's acceleration as a function of s.
A. a = 2ks2
B. a = 2k2s3
C. a = 2ks
D. a = 2ks3
Answer: C
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Solve the problem.A particle moves on a coordinate line with acceleration 
subject to the conditions that 
and 
when 
Find the velocity 
in terms of t and the position s in terms of t.
A. v = 10
+ 6
- 13; s = 
+ 
- 13t + 
B. v = 
+ 
- 13t + 
; s = 10
+ 6
- 13
C. v = 10
+ 6
- 13; s = 
+ 
- 13t + 
D. v = 10
- 6
+ 13; s = 
- 
+ 13t + 
Provide an appropriate response.Can the sample variance ever be a negative number? If so, for what types of data? If not, why not? Can the sample variance ever be zero? If so, for what types of data? If not, why not? Explain your reasoning.
What will be an ideal response?
Use the Factor Theorem to determine whether x - c is a factor of f(x).f(x) = 8x4 + 23x3 - 3x2 + x + 3; x + 3
A. Yes B. No
Provide an appropriate response.How can you rewrite a subtraction problem to make it easier to solve? Give an example.
What will be an ideal response?